Derivatives, Hedging Activities and Balance Sheet Offsetting - Schedule of Other Derivatives Not Designated as Hedging Instruments (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives not designated as hedging, gain (loss)	$ (24)	$ (215)
Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives not designated as hedging, gain (loss)			$ 220	$ (254)
Interest rate swaps | Other income
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives not designated as hedging, gain (loss)	(18)	(108)
Interest rate swaps | Other income | Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives not designated as hedging, gain (loss)			123	(130)
RPAs | Other income
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives not designated as hedging, gain (loss)	$ (6)	$ (107)
RPAs | Other income | Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives not designated as hedging, gain (loss)			$ 97	$ (124)